I am using VS 2005.
I want to drag-and-drop a Word Document 2003/2007 control in my form by .NET Framework. Like we do for PDF in the following screenshot. If you see the highlighted text, it is Adobe PDF Reader. I can show the PDF documents in this control in my form.
Similarly can I do for Word?

This may get you started:
http://www.codeproject.com/KB/office/WordInDotnet.aspx